package cn.yunhe.servlet;

import cn.yunhe.pojo.BoardDemo;
import cn.yunhe.pojo.NewsDemo;
import cn.yunhe.service.BoardService;
import cn.yunhe.service.NewsService;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.List;

public class QueryNewsByIdServlet extends HttpServlet {
    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        doPost(req, resp);
    }

    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
       int newId = Integer.parseInt(request.getParameter("newsId"));
        BoardService boardService = new BoardService();
        List<BoardDemo>  listboard = boardService.searchAllBoard();
        NewsService newsService =  new NewsService();
       NewsDemo newsdemo =  newsService.searchNewsById(newId);
       if(newsdemo != null && listboard !=null){
           request.setAttribute("listboard",listboard);
           request.setAttribute("newsdemo",newsdemo);
           request.getRequestDispatcher("updatenews.jsp").forward(request,response);
       }else{
           response.sendRedirect("mainnews.jsp");
       }
    }
}
